(Image credit: Tom's Guide)

If you've been paying attention to the news, you've probably heard about GrapheneOS. The Android-based mobile OS hit the news a few weeks back over a dispute at the U.S. border, in which a traveller is alleged to have wiped their GrapheneOS-powered phone using a "duress" password — and now faces charges of destroying evidence.You may have heard about GrapheneOS but never gave it much thought for one reason or another. I know that was the case with me, and while I knew it was based on Android I hadn't ever done much digging into exactly how it differed from the Google-provided Android experience.But this news got me curious, and I realized that it was about time I got to grips with what Graphene actually has to offer.What is GrapheneOS?

(Image credit: Tom's Guide)GrapheneOS is an open source mobile operating system that emphasizes both security and privacy. It's completely free to install, and the project is supported by donations.The software is built with the Android Open Source Project, and is focused on one of the biggest issues many people have with Google's mobile OS — the fact that it's severely lacking when it comes to protecting user privacy.GrapheneOS also strips out most Google systems and bloatware, which means you won't set up your phone and find that it's filled with a bunch of apps that you can't remove. The software also features a bunch of dedicated privacy features that you won't find on most Android phones.GrapheneOS device support: Which phones does it work with?